31.   The equipment can make it difficult for law enforcement officials to crack a code when they suspect it is masking criminal or terrorist activities.

32.   The security of the system depends, among other things, on how difficult it is for an electronic eavesdropper to crack the code using a powerful computer.

33.   The Swiss, like the Germans, did not know that the Enigma code was cracked during the war.

34.   This software toils away at cracking a code, a task that would take millions of years for a single computer.

35.   We cracked the code, not Israel.

36.   With other colleagues, Moss has begun to crack the code of elephant communication.

37.   After accepting a challenge from a coalition of music, telecommunications and consumer electronic companies to crack its codes, Felten said his team had done just that.

38.   British intelligence agents, working from Bletchley Park, cracked the code, which historians credit for shortening the war by as much as two years.

39.   Cetron foresees more young computer hackers on the U.S. payroll who are adept at cracking codes used among terrorists.

40.   Crack that code, reason pharmaceutical companies, and it could open a new world for drug development.